METALS AND ALLOYS, RAPID ON-SITE IDENTIFICATION OF (RECOMMENDED PROCEDURE FOR CHEMICAL SPOT TESTING AND ASSOCIATED PHYSICAL TESTS TO VERIFY METAL ALLOY CLASSIFICATION) (METRIC) (SUPERSEDING DOD-HDBK-249)
金属和合金 快速现场识别(验证金属合金分类的化学现场试验和相关物理试验的推荐程序)(公制)(替代DOD-HDBK-249)